Title:
Safety attachment for elevators
Document Type and Number:
United States Patent 1360653
Inventors:
Caleb, Liddicoat
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Publication Date:
11/30/1920
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Referenced by:
Export Citation:
Assignee:
Caleb, Liddicoat
Primary Class:
Other Classes:
187/377
International Classes:
B66B5/22; B66B5/16